Category Archives: Design


May12
Humidity Temperature Cycle Profile

post on May 12, 2015

The humidity test is designed to determine the effects of humidity on the product and assure that the product will meet published specifications while being subjected to high humidity conditions. This is an accelerated test to uncover failure modes in … Continue reading →

Design, Reliability     WorkingBear    Views (6,867)     comment (0)

May01
Why Do Screw Bosses Crack After Mold-In Screw Inserts? Common Causes and Solutions

post on May 1, 2015

This story is long-standing memory, but WorkingBear is documenting it here for reference and as a learning record. One day, we received a customer complaint regarding a product with a plastic housing that had cracked. The issue was visually striking, … Continue reading →

Design, Manufacture, Plastic, Quality     WorkingBear    Views (19,385)     comments (8)
,

Apr29
How to design LCM gasket/cushion for manufacture?

post on April 29, 2015

The LCM (LCD Module) is a common component for the electronic products. Almost of the LCM was made by glass and it is brittle and  break easily while hit or drop on the floor due to handle careless. As product … Continue reading →

Design, Manufacture     WorkingBear    Views (4,397)     comment (0)
, ,

Apr24
How to select a good actuator design for right angle connector?

post on April 24, 2015

As my personal feeling that Right-angle FPC ZIF connector is really more easily to use than Drawer type of ZIF connector. Even right-angle connector is good but do you know how to select a good design of this kind of … Continue reading →

Connector, Design, Manufacture, Quality     WorkingBear    Views (4,100)     comment (0)

Apr23
The benefit to use shielding clips to instead of shielding frame

post on April 23, 2015

For almost of the frequency radio apparatus, the Printed Circuit board must design the shielding frame/can to prevent the EMI (Electromagnetic Disturbance Interference) effect. The regular design will apply one shielding frame to mount on PCB by solder and another … Continue reading →

Design, SMT, Soldering     WorkingBear    Views (6,463)     comment (0)